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1. WO2020205337 - RÉGULATION DE LA DISTRIBUTION DE POIDS MOLÉCULAIRE ET DE LA DISTRIBUTION DE COMPOSITION CHIMIQUE D'UN PRODUIT DE POLYOLÉFINE


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/US2020/024449 2019EM099/2
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
24 March 2020 05 April 2019
Applicant
EXXONMOBIL CHEMICAL PATENTS INC.
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No. ____________
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     B01J 19/00 (2006.01)i; C08F 210/06 (2006.01)i; G05B 13/00 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     B01J; G05B; C08F
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
EPO-Internal, WPI Data

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
US 9493589 B1 (GRECO JEFF F [US] ET AL) 15 November 2016 (2016-11-15)
1-7,9-15
examples 5, 6; tables I, III
(2)
X
ZHENG-HONG LUO ET AL, "Mathematical modeling of the molecular weight distribution of polypropylene produced in a loop reactor", POLYMER ENGINEERING AND SCIENCE.,Vol. 47, No. 10, 12 September 2007 (2007-09-12), page 1643-1649,
XP055625513
1-16
the whole document
(3)
X
WO 9736942 A1 (DOW CHEMICAL CO [US]; KAO CHE I [US] ET AL.) 09 October 1997 (1997-10-09)
1-6,8-14,16
page 11, lines 10-28
page 12, lines 17-30; example all
(4)
X
US 2010160579 A1 (YANG QING [US] ET AL) 24 June 2010 (2010-06-24)
1-7,9-15
claim 14; examples 15-28
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
US 9493589 B1
15 November 2016
CA 2996437 A1
CN 108136650 A
EP 3347187 A1
KR 20180034487 A
RU 2018107539 A
US 9493589 B1
WO 2017044373 A1
16 March 2017
08 June 2018
18 July 2018
04 April 2018
09 October 2019
15 November 2016
16 March 2017
WO 9736942 A1
09 October 1997
AT 210688 T
AU 714023 B2
BR 9708493 A
CA 2250763 A1
CN 1219178 A
DE 69709076 D1
DE 69709076 T2
EP 0891381 A1
ES 2165049 T3
HU 9901742 A2
JP 3334082 B2
JP 2000507634 A
KR 20000005193 A
PL 329192 A1
RU 2190627 C2
TR 199801973 T2
WO 9736942 A1
15 December 2001
16 December 1999
03 August 1999
09 October 1997
09 June 1999
24 January 2002
02 May 2002
20 January 1999
01 March 2002
30 August 1999
15 October 2002
20 June 2000
25 January 2000
15 March 1999
10 October 2002
21 December 1998
09 October 1997
US 2010160579 A1
24 June 2010
AU 2009336168 A1
BR PI0923382 A2
BR 122019003729 B1
CA 2746995 A1
CA 2973523 A1
CN 101747462 A
CN 103193913 A
CO 6390003 A2
EG 26723 A
EP 2376542 A1
EP 2703419 A1
ES 2447377 T3
ES 2612253 T3
HK 1145507 A1
KR 20110103958 A
SG 172066 A1
US 2010160579 A1
US 2012141710 A1
WO 2010080106 A1
07 July 2011
12 January 2016
30 July 2019
15 July 2010
15 July 2010
23 June 2010
10 July 2013
29 February 2012
17 June 2014
19 October 2011
05 March 2014
11 March 2014
16 May 2017
17 April 2014
21 September 2011
28 July 2011
24 June 2010
07 June 2012
15 July 2010
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Netherlands
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
05 June 2020
Date of mailing of the international search report:
26 June 2020
Authorized officer:
Bernhardt, Max
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